export const RandomCode = {
  code: (strlenght: number) => {
    const alphabet =
      "qwert1yuiopa8sdfghjkl5zxcv2bn7mQWERT6YUIO4PASDF0GH3JKLZXCVBNM9";
    // 生成的字符串固定长度
    let left = "";
    for (var i = 0; i < strlenght; i++) {
      //    right = right + (min + (Random().nextInt(max - min))).toString();
      left = left + alphabet[Math.floor(Math.random() * alphabet.length)];
    }
    return left;
  },
};

export const urlsafe_b64encode = (base64Str: string) => {
  return base64Str
    .replace(/\+/g, "-") // Convert '+' to '-'
    .replace(/\//g, "_"); // Convert '/' to '_'
  // .replace(/=+$/, '');
};
